Home / 40,856.90-56,376.38-22,948.47

Finding the Fourth Proportional to 40,856.90, 56,376.38 and 22,948.47

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Solution

The fourth proportional to 40,856.90, 56,376.38 and 22,948.47 is: 31,665.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,856.90 : 56,376.38 = 22,948.47 : x
  2. Step 2: Convert to fraction form
    40,856.90/56,376.38 = 22,948.47/x
  3. Step 3: Cross multiply
    40,856.90x = 56,376.38 × 22,948.47
  4. Step 4: Simplify right side
    40,856.90x = 1,293,751,550.40
  5. Step 5: Solve for x
    x = 1,293,751,550.40/40,856.90
  6. Step 6: Final answer
    x = 31,665.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.